STAYCLead Vocalist
Isa
아이사Lee Chae-young (이채영)
Lead vocalist of STAYC and the very first trainee to join High Up Entertainment.
- Age
- 24
- Jan 23, 2002
- Height
- 165 cm
- 5′5″
- MBTI
- ESFJ
- self-reported
- Debut
- 2020
- with STAYC
At a glance
Profile
- Stage name
- Isa (아이사)
- Birth name
- Lee Chae-young (이채영)
- Position
- Lead Vocalist
- Birthday
- January 23, 2002 (age 24)
- Zodiac sign
- Aquarius
- Chinese zodiac
- Horse
- Height
- 165 cm (5′5″)
- Blood type
- O
- MBTI
- ESFJ
- Nationality
- South Korean
- Birthplace
- Millak-dong, Suyeong-gu, Busan, South Korea
- Representative emoji
- 🌑
- Nicknames
- Isaranghae
9 facts
About Isa
Born in Busan, Isa trained at Busan's Hak Enter Academy and was High Up Entertainment's first-ever trainee. Fans and members alike call her the "mother" of STAYC.
- 01
Born in Busan as an only child; trained at Busan's Hak Enter Academy before becoming High Up Entertainment's very first trainee, joining the company in March 2018.
- 02
Nicknamed the "mother" of STAYC by fans and members alike.
- 03
Trained for three years before debut and says she likes R&B and groovy music best.
- 04
The group's assigned symbol for Isa is shadow.
- 05
Sang "Trace of Stars" for the soundtrack of the 2025 drama Crushology 101.
- 06
Attended a HyunA fan sign before her own debut with STAYC.
- 07
Took a break from group activities in late October 2025 after being diagnosed with both COVID-19 and Type A influenza.
- 08
Names Krystal and Kiana Lede as her role models.
- 09
Her favourite nickname from fans is "Isaranghae".
1 track
Solo & unit tracks
Songs on STAYC releases that feature Isa on her own or in a unit.
- Studio album
“Roses”
Solo track by Isa · Metamorphic
5 other members
